public class URLHandlerDispatcher extends java.lang.Object implements URLHandler
URLHandler.URLInfo
REQUEST_METHOD_GET, REQUEST_METHOD_HEAD, UNAVAILABLE
Constructor and Description |
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URLHandlerDispatcher() |
Modifier and Type | Method and Description |
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void |
download(java.net.URL src,
java.io.File dest,
CopyProgressListener l) |
long |
getContentLength(java.net.URL url)
Returns the length of the target if the given url is reachable, and without error code in
case of http urls.
|
long |
getContentLength(java.net.URL url,
int timeout)
Returns the length of the target if the given url is reachable, and without error code in
case of http urls.
|
URLHandler |
getDefault() |
URLHandler |
getHandler(java.lang.String protocol) |
long |
getLastModified(java.net.URL url)
Please prefer getURLInfo when several infos are needed.
|
long |
getLastModified(java.net.URL url,
int timeout)
Please prefer getURLInfo when several infos are needed.
|
URLHandler.URLInfo |
getURLInfo(java.net.URL url)
Returns the URLInfo of the given url or a
URLHandler.UNAVAILABLE instance, if the url is not
reachable. |
URLHandler.URLInfo |
getURLInfo(java.net.URL url,
int timeout)
never returns null, return UNAVAILABLE when url is not reachable
|
boolean |
isReachable(java.net.URL url)
Please prefer getURLInfo when several infos are needed.
|
boolean |
isReachable(java.net.URL url,
int timeout)
Please prefer getURLInfo when several infos are needed.
|
java.io.InputStream |
openStream(java.net.URL url) |
void |
setDefault(URLHandler default1) |
void |
setDownloader(java.lang.String protocol,
URLHandler downloader) |
void |
setRequestMethod(int requestMethod) |
void |
upload(java.io.File src,
java.net.URL dest,
CopyProgressListener l) |
public boolean isReachable(java.net.URL url)
URLHandler
isReachable
in interface URLHandler
url
- the url to checkpublic boolean isReachable(java.net.URL url, int timeout)
URLHandler
isReachable
in interface URLHandler
url
- the url to checkpublic long getContentLength(java.net.URL url)
URLHandler
getContentLength
in interface URLHandler
url
- the url to checkpublic long getContentLength(java.net.URL url, int timeout)
URLHandler
getContentLength
in interface URLHandler
url
- the url to checktimeout
- the maximum time before considering an url is not reachable a timeout of zero
indicates no timeoutpublic long getLastModified(java.net.URL url)
URLHandler
getLastModified
in interface URLHandler
url
- the url to checkpublic long getLastModified(java.net.URL url, int timeout)
URLHandler
getLastModified
in interface URLHandler
url
- the url to checkpublic URLHandler.URLInfo getURLInfo(java.net.URL url)
URLHandler
URLHandler.UNAVAILABLE
instance, if the url is not
reachable.getURLInfo
in interface URLHandler
url
- The url from which information is retrieved.URLHandler.UNAVAILABLE
when the url is not
available.public URLHandler.URLInfo getURLInfo(java.net.URL url, int timeout)
URLHandler
getURLInfo
in interface URLHandler
url
- The url from which information is retrieved.timeout
- The timeout in milliseconds.URLHandler.UNAVAILABLE
when the url is not
available.public java.io.InputStream openStream(java.net.URL url) throws java.io.IOException
openStream
in interface URLHandler
java.io.IOException
public void download(java.net.URL src, java.io.File dest, CopyProgressListener l) throws java.io.IOException
download
in interface URLHandler
java.io.IOException
public void upload(java.io.File src, java.net.URL dest, CopyProgressListener l) throws java.io.IOException
upload
in interface URLHandler
java.io.IOException
public void setRequestMethod(int requestMethod)
setRequestMethod
in interface URLHandler
public void setDownloader(java.lang.String protocol, URLHandler downloader)
public URLHandler getHandler(java.lang.String protocol)
public URLHandler getDefault()
public void setDefault(URLHandler default1)